diff --git a/src/drivers/gitlab.js b/src/drivers/gitlab.js
index 0ecdb429e..bfe4b94dc 100644
--- a/src/drivers/gitlab.js
+++ b/src/drivers/gitlab.js
@@ -59,9 +59,7 @@ class Gitlab {
         })
     );
 
-    this.detectedBase = possibleBases.find(
-      (base) => base.constructor !== Error
-    );
+    this.detectedBase = possibleBases.find((base) => typeof base === 'string');
     if (!this.detectedBase) {
       if (possibleBases.length) throw possibleBases[0];
       throw new Error('Invalid repository address');